According to Pennsylvania local news sources, a 13-year-old boy made a joke about his little friend's mother and was then ordered to stop by that friend.According to authorities, the boy retaliated byhttps://t.co/VF7MQ7xSWIpic.twitter.com/M5WTskqWrK
“Laurel McDonald wrote on Facebook: “I’ve watched Kain grow up all these years since he was a baby. It’s obvious how he got it. The agony he inflicted on his parents, step-parents, and siblings is beyond my ability to comprehend. Let’s wash them with love and courage. Justice will be served for this atrocity because it should not have happened and no mother should have had to bury her child”
美国宾州一名12岁男童海兰（Kain Heiland），因为不满同伴拿他的妈妈开玩笑，喝斥对方“闭嘴”，想不到竟被13岁同伴从身后开枪偷袭、当街身亡。
据英国《镜报》报导，这起凶杀案发生在4月1日晚上，海兰和几名邻居一起外出时，一名同伴拿海兰的母亲开玩笑，海兰生气喝阻要对方闭嘴，想不到对方竟然拿出一把带有红外线瞄准仪的手枪，朝着海兰后背开枪，海兰应声倒地。
同伴们看到海兰倒地后没有动静，急忙回家告诉家长此事，其中一名孩子的母亲打电话报警，警方赶到时发现海兰已经死亡。警方之后循线找到了13岁枪手，手枪来自于枪手的父亲，被他随身带出门，警方之后并未逮捕枪手。